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Finding the Fourth Proportional to 269,751.63, 372,257.28 and 148,892.94

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Solution

The fourth proportional to 269,751.63, 372,257.28 and 148,892.94 is: 205,472.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,751.63 : 372,257.28 = 148,892.94 : x
  2. Step 2: Convert to fraction form
    269,751.63/372,257.28 = 148,892.94/x
  3. Step 3: Cross multiply
    269,751.63x = 372,257.28 × 148,892.94
  4. Step 4: Simplify right side
    269,751.63x = 55,426,480,111.14
  5. Step 5: Solve for x
    x = 55,426,480,111.14/269,751.63
  6. Step 6: Final answer
    x = 205,472.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.